gnome-shell/subprojects/extensions-app/js/main.js

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/* exported main */
imports.gi.versions.Gdk = '3.0';
imports.gi.versions.Gtk = '3.0';
const Gettext = imports.gettext;
const Package = imports.package;
const { Gdk, GLib, Gio, GObject, Gtk, Shew } = imports.gi;
Package.initFormat();
const ExtensionUtils = imports.misc.extensionUtils;
const { ExtensionState, ExtensionType } = ExtensionUtils;
const GnomeShellIface = loadInterfaceXML('org.gnome.Shell.Extensions');
const GnomeShellProxy = Gio.DBusProxy.makeProxyWrapper(GnomeShellIface);
Gio._promisify(Gio.DBusConnection.prototype, 'call', 'call_finish');
Gio._promisify(Shew.WindowExporter.prototype, 'export', 'export_finish');
function loadInterfaceXML(iface) {
const uri = 'resource:///org/gnome/Extensions/dbus-interfaces/%s.xml'.format(iface);
const f = Gio.File.new_for_uri(uri);
try {
let [ok_, bytes] = f.load_contents(null);
return imports.byteArray.toString(bytes);
} catch (e) {
log('Failed to load D-Bus interface %s'.format(iface));
}
return null;
}
function toggleState(action) {
let state = action.get_state();
action.change_state(new GLib.Variant('b', !state.get_boolean()));
}
var Application = GObject.registerClass(
class Application extends Gtk.Application {
_init() {
GLib.set_prgname('gnome-extensions-app');
super._init({ application_id: 'org.gnome.Extensions' });
}
get shellProxy() {
return this._shellProxy;
}
vfunc_activate() {
this._shellProxy.CheckForUpdatesRemote();
this._window.present();
}
vfunc_startup() {
super.vfunc_startup();
let provider = new Gtk.CssProvider();
let uri = 'resource:///org/gnome/Extensions/css/application.css';
try {
provider.load_from_file(Gio.File.new_for_uri(uri));
} catch (e) {
logError(e, 'Failed to add application style');
}
Gtk.StyleContext.add_provider_for_screen(Gdk.Screen.get_default(),
provider,
Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION);
const action = new Gio.SimpleAction({ name: 'quit' });
action.connect('activate', () => this._window.close());
this.add_action(action);
this.set_accels_for_action('app.quit', ['<Primary>q']);
this._shellProxy = new GnomeShellProxy(Gio.DBus.session,
'org.gnome.Shell.Extensions', '/org/gnome/Shell/Extensions');
this._window = new ExtensionsWindow({ application: this });
}
});
var ExtensionsWindow = GObject.registerClass({
GTypeName: 'ExtensionsWindow',
Template: 'resource:///org/gnome/Extensions/ui/extensions-window.ui',
InternalChildren: [
'userList',
'systemList',
'mainBox',
'mainStack',
'scrolledWindow',
'searchBar',
'searchButton',
'searchEntry',
'updatesBar',
'updatesLabel',
],
}, class ExtensionsWindow extends Gtk.ApplicationWindow {
_init(params) {
super._init(params);
this._updatesCheckId = 0;
this._exporter = new Shew.WindowExporter({ window: this });
this._exportedHandle = '';
this._mainBox.set_focus_vadjustment(this._scrolledWindow.vadjustment);
let action;
action = new Gio.SimpleAction({ name: 'show-about' });
action.connect('activate', this._showAbout.bind(this));
this.add_action(action);
action = new Gio.SimpleAction({ name: 'logout' });
action.connect('activate', this._logout.bind(this));
this.add_action(action);
action = new Gio.SimpleAction({
name: 'user-extensions-enabled',
state: new GLib.Variant('b', false),
});
action.connect('activate', toggleState);
action.connect('change-state', (a, state) => {
this._shellProxy.UserExtensionsEnabled = state.get_boolean();
});
this.add_action(action);
const accelGroup = new Gtk.AccelGroup();
this._searchButton.add_accelerator('clicked',
accelGroup, Gdk.KEY_f, Gdk.ModifierType.CONTROL_MASK, 0);
this._searchButton.add_accelerator('clicked',
accelGroup, Gdk.KEY_s, Gdk.ModifierType.CONTROL_MASK, 0);
this.add_accel_group(accelGroup);
this.connect('key-press-event',
(w, event) => this._searchBar.handle_event(event));
this._searchTerms = [];
this._searchEntry.connect('search-changed', () => {
const { text } = this._searchEntry;
if (text === '')
this._searchTerms = [];
else
[this._searchTerms] = GLib.str_tokenize_and_fold(text, null);
this._userList.invalidate_filter();
this._systemList.invalidate_filter();
});
this._userList.set_sort_func(this._sortList.bind(this));
this._userList.set_header_func(this._updateHeader.bind(this));
this._userList.set_filter_func(this._filterList.bind(this));
this._userList.set_placeholder(new Gtk.Label({
label: _('No Matches'),
margin_start: 12,
margin_end: 12,
margin_top: 12,
margin_bottom: 12,
visible: true,
}));
this._systemList.set_sort_func(this._sortList.bind(this));
this._systemList.set_header_func(this._updateHeader.bind(this));
this._systemList.set_filter_func(this._filterList.bind(this));
this._systemList.set_placeholder(new Gtk.Label({
label: _('No Matches'),
margin_start: 12,
margin_end: 12,
margin_top: 12,
margin_bottom: 12,
visible: true,
}));
this._shellProxy.connectSignal('ExtensionStateChanged',
this._onExtensionStateChanged.bind(this));
this._shellProxy.connect('g-properties-changed',
this._onUserExtensionsEnabledChanged.bind(this));
this._onUserExtensionsEnabledChanged();
this._scanExtensions();
}
get _shellProxy() {
return this.application.shellProxy;
}
uninstall(uuid) {
let row = this._findExtensionRow(uuid);
let dialog = new Gtk.MessageDialog({
transient_for: this,
modal: true,
text: _('Remove “%s”?').format(row.name),
secondary_text: _('If you remove the extension, you need to return to download it if you want to enable it again'),
});
dialog.add_button(_('Cancel'), Gtk.ResponseType.CANCEL);
dialog.add_button(_('Remove'), Gtk.ResponseType.ACCEPT)
.get_style_context().add_class('destructive-action');
dialog.connect('response', (dlg, response) => {
if (response === Gtk.ResponseType.ACCEPT)
this._shellProxy.UninstallExtensionRemote(uuid);
dialog.destroy();
});
dialog.present();
}
async openPrefs(uuid) {
if (!this._exportedHandle) {
try {
this._exportedHandle = await this._exporter.export();
} catch (e) {
log('Failed to export window: %s'.format(e.message));
}
}
this._shellProxy.OpenExtensionPrefsRemote(uuid,
this._exportedHandle,
{ modal: new GLib.Variant('b', true) });
}
_showAbout() {
let aboutDialog = new Gtk.AboutDialog({
authors: [
'Florian Müllner <fmuellner@gnome.org>',
'Jasper St. Pierre <jstpierre@mecheye.net>',
'Didier Roche <didrocks@ubuntu.com>',
],
translator_credits: _('translator-credits'),
program_name: _('Extensions'),
comments: _('Manage your GNOME Extensions'),
license_type: Gtk.License.GPL_2_0,
logo_icon_name: 'org.gnome.Extensions',
version: imports.package.version,
transient_for: this,
modal: true,
});
aboutDialog.present();
}
_logout() {
this.application.get_dbus_connection().call(
'org.gnome.SessionManager',
'/org/gnome/SessionManager',
'org.gnome.SessionManager',
'Logout',
new GLib.Variant('(u)', [0]),
null,
Gio.DBusCallFlags.NONE,
-1,
null);
}
_sortList(row1, row2) {
return row1.name.localeCompare(row2.name);
}
_filterList(row) {
return this._searchTerms.every(
t => row.keywords.some(k => k.startsWith(t)));
}
_updateHeader(row, before) {
if (!before || row.get_header())
return;
let sep = new Gtk.Separator({ orientation: Gtk.Orientation.HORIZONTAL });
row.set_header(sep);
}
_findExtensionRow(uuid) {
return [
...this._userList.get_children(),
...this._systemList.get_children(),
].find(c => c.uuid === uuid);
}
_onUserExtensionsEnabledChanged() {
let action = this.lookup_action('user-extensions-enabled');
action.set_state(
new GLib.Variant('b', this._shellProxy.UserExtensionsEnabled));
}
_onExtensionStateChanged(proxy, senderName, [uuid, newState]) {
let extension = ExtensionUtils.deserializeExtension(newState);
let row = this._findExtensionRow(uuid);
this._queueUpdatesCheck();
// the extension's type changed; remove the corresponding row
// and reset the variable to null so that we create a new row
// below and add it to the appropriate list
if (row && row.type !== extension.type) {
row.destroy();
row = null;
}
if (row) {
if (extension.state === ExtensionState.UNINSTALLED)
row.destroy();
} else {
this._addExtensionRow(extension);
}
this._syncListVisibility();
}
_scanExtensions() {
this._shellProxy.ListExtensionsRemote(([extensionsMap], e) => {
if (e) {
if (e instanceof Gio.DBusError) {
log('Failed to connect to shell proxy: %s'.format(e.toString()));
this._mainStack.visible_child_name = 'noshell';
} else {
throw e;
}
return;
}
for (let uuid in extensionsMap) {
let extension = ExtensionUtils.deserializeExtension(extensionsMap[uuid]);
this._addExtensionRow(extension);
}
this._extensionsLoaded();
});
}
_addExtensionRow(extension) {
let row = new ExtensionRow(extension);
row.show_all();
if (row.type === ExtensionType.PER_USER)
this._userList.add(row);
else
this._systemList.add(row);
}
_queueUpdatesCheck() {
if (this._updatesCheckId)
return;
this._updatesCheckId = GLib.timeout_add_seconds(
GLib.PRIORITY_DEFAULT, 1, () => {
this._checkUpdates();
this._updatesCheckId = 0;
return GLib.SOURCE_REMOVE;
});
}
_syncListVisibility() {
this._userList.visible = this._userList.get_children().length > 0;
this._systemList.visible = this._systemList.get_children().length > 0;
if (this._userList.visible || this._systemList.visible)
this._mainStack.visible_child_name = 'main';
else
this._mainStack.visible_child_name = 'placeholder';
}
_checkUpdates() {
let nUpdates = this._userList.get_children().filter(c => c.hasUpdate).length;
this._updatesLabel.label = Gettext.ngettext(
'%d extension will be updated on next login.',
'%d extensions will be updated on next login.',
nUpdates).format(nUpdates);
this._updatesBar.visible = nUpdates > 0;
}
_extensionsLoaded() {
this._syncListVisibility();
this._checkUpdates();
}
});
var ExtensionRow = GObject.registerClass({
GTypeName: 'ExtensionRow',
Template: 'resource:///org/gnome/Extensions/ui/extension-row.ui',
InternalChildren: [
'nameLabel',
'descriptionLabel',
'versionLabel',
'authorLabel',
'errorLabel',
'errorIcon',
'updatesIcon',
'switch',
'revealButton',
'revealer',
],
}, class ExtensionRow extends Gtk.ListBoxRow {
_init(extension) {
super._init();
this._app = Gio.Application.get_default();
this._extension = extension;
this._prefsModule = null;
[this._keywords] = GLib.str_tokenize_and_fold(this.name, null);
this._actionGroup = new Gio.SimpleActionGroup();
this.insert_action_group('row', this._actionGroup);
let action;
action = new Gio.SimpleAction({
name: 'show-prefs',
enabled: this.hasPrefs,
});
action.connect('activate', () => this.get_toplevel().openPrefs(this.uuid));
this._actionGroup.add_action(action);
action = new Gio.SimpleAction({
name: 'show-url',
enabled: this.url !== '',
});
action.connect('activate', () => {
Gio.AppInfo.launch_default_for_uri(
this.url, this.get_display().get_app_launch_context());
});
this._actionGroup.add_action(action);
action = new Gio.SimpleAction({
name: 'uninstall',
enabled: this.type === ExtensionType.PER_USER,
});
action.connect('activate', () => this.get_toplevel().uninstall(this.uuid));
this._actionGroup.add_action(action);
action = new Gio.SimpleAction({
name: 'enabled',
state: new GLib.Variant('b', false),
});
action.connect('activate', toggleState);
action.connect('change-state', (a, state) => {
if (state.get_boolean())
this._app.shellProxy.EnableExtensionRemote(this.uuid);
else
this._app.shellProxy.DisableExtensionRemote(this.uuid);
});
this._actionGroup.add_action(action);
this._nameLabel.label = this.name;
let desc = this._extension.metadata.description.split('\n')[0];
this._descriptionLabel.label = desc;
this._revealButton.connect('clicked', () => {
this._revealer.reveal_child = !this._revealer.reveal_child;
});
this._revealer.connect('notify::reveal-child', () => {
if (this._revealer.reveal_child)
this._revealButton.get_style_context().add_class('expanded');
else
this._revealButton.get_style_context().remove_class('expanded');
});
this.connect('destroy', this._onDestroy.bind(this));
this._extensionStateChangedId = this._app.shellProxy.connectSignal(
'ExtensionStateChanged', (p, sender, [uuid, newState]) => {
if (this.uuid !== uuid)
return;
this._extension = ExtensionUtils.deserializeExtension(newState);
this._updateState();
});
this._updateState();
}
get uuid() {
return this._extension.uuid;
}
get name() {
return this._extension.metadata.name;
}
get hasPrefs() {
return this._extension.hasPrefs;
}
get hasUpdate() {
return this._extension.hasUpdate || false;
}
get hasError() {
const { state } = this._extension;
return state === ExtensionState.OUT_OF_DATE ||
state === ExtensionState.ERROR;
}
get type() {
return this._extension.type;
}
get creator() {
return this._extension.metadata.creator || '';
}
get url() {
return this._extension.metadata.url || '';
}
get version() {
return this._extension.metadata.version || '';
}
get error() {
if (!this.hasError)
return '';
if (this._extension.state === ExtensionState.OUT_OF_DATE)
return _('The extension is incompatible with the current GNOME version');
return this._extension.error
? this._extension.error : _('The extension had an error');
}
get keywords() {
return this._keywords;
}
_updateState() {
let state = this._extension.state === ExtensionState.ENABLED;
let action = this._actionGroup.lookup('enabled');
action.set_state(new GLib.Variant('b', state));
action.enabled = this._canToggle();
if (!action.enabled)
this._switch.active = state;
this._updatesIcon.visible = this.hasUpdate;
this._errorIcon.visible = this.hasError;
this._errorLabel.label = this.error;
this._errorLabel.visible = this.error !== '';
this._versionLabel.label = this.version.toString();
this._versionLabel.visible = this.version !== '';
this._authorLabel.label = this.creator.toString();
this._authorLabel.visible = this.creator !== '';
}
_onDestroy() {
if (!this._app.shellProxy)
return;
if (this._extensionStateChangedId)
this._app.shellProxy.disconnectSignal(this._extensionStateChangedId);
this._extensionStateChangedId = 0;
}
_canToggle() {
return this._extension.canChange;
}
});
function initEnvironment() {
// Monkey-patch in a "global" object that fakes some Shell utilities
// that ExtensionUtils depends on.
globalThis.global = {
log(...args) {
print(args.join(', '));
},
logError(s) {
log('ERROR: %s'.format(s));
},
userdatadir: GLib.build_filenamev([GLib.get_user_data_dir(), 'gnome-shell']),
};
}
function main(argv) {
initEnvironment();
Package.initGettext();
new Application().run(argv);
}